3212233221 has 8 divisors (see below), whose sum is σ = 4353190624. Its totient is φ = 2106382320.

The previous prime is 3212233217. The next prime is 3212233243. The reversal of 3212233221 is 1223322123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3212233221 - 2² = 3212233217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212233201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8776411 + ... + 8776776.

It is an arithmetic number, because the mean of its divisors is an integer number (544148828).

Almost surely, 2^3212233221 is an apocalyptic number.

It is an amenable number.

3212233221 is a deficient number, since it is larger than the sum of its proper divisors (1140957403).

3212233221 is a wasteful number, since it uses less digits than its factorization.

3212233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17553251.

The product of its digits is 864, while the sum is 21.

The square root of 3212233221 is about 56676.5667714621. The cubic root of 3212233221 is about 1475.4880271155.

Adding to 3212233221 its reverse (1223322123), we get a palindrome (4435555344).

The spelling of 3212233221 in words is "three billion, two hundred twelve million, two hundred thirty-three thousand, two hundred twenty-one".